We look at the division of 25852175 by 909 
We want to figure out the number of times 25852175 can be divided by 909.

Going ahead to step 1:
The number 909 fits into 2 0 times, leaving a remainder of 2.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 2 leaves us with 2.
Append the next digit (5) from the dividend to 2 and continue with: 25 / 909

Going ahead to step 2:
25 divided by 909 is 0 with a remainder of 25.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 25, we get 25.
Take the next digit (8) from the dividend and append it to 25, then repeat: 258 / 909

On to step 3:
If we divide 258 by 909, we get 0 and a remainder of 258.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 258 to get 258.
Include the next digit (5) from the dividend after 258, then repeat: 2585 / 909

Advancing to step 4:
When dividing 2585 by 909, we get 2 with a remainder of 767.
Put 2 as the next digit of the answer. 
Result so far: 2.0
Subtract 1818 from 2585 to get 767.
Fetch the next digit (2) from the dividend, attach it to 767 and continue: 7672 / 909

Step 5:
If we divide 7672 by 909, we get 8 and a remainder of 400.
Put 8 as the next digit of the answer. 
Result so far: 28.0
If we take 7272 away from 7672, we end up with 400.
Append the next digit (1) from the dividend to 400 and continue with: 4001 / 909

On to step 6:
4001 divided by 909 is 4 with a remainder of 365.
Record the quotient 4 as the next digit in the result. 
Result so far: 284.0
Deduct 3636 from 4001 and we're left with 365.
Bring next digit (7) of the dividend behind the 365 and repeat the process: 3657 / 909

Going ahead to step 7:
3657 divided by 909 is 4 with a remainder of 21.
The number 4 becomes the next digit in our result. 
Result so far: 2844.0
If we subtract 3636 from 3657, we get 21.
Fetch the next digit (5) from the dividend, attach it to 21 and continue: 215 / 909

Going ahead to step 8:
215 divided by 909 is 0 with a remainder of 215.
The next digit of our result is 0. 
Result so far: 28440.0
If we subtract 0 from 215, we get 215.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2150, and continue the process.

Going ahead to step 9:
909 goes into 2150 2 times with a remainder of 332.
Record the quotient 2 as the next digit in the result. 
Result so far: 28440.2
If we take 1818 away from 2150, we end up with 332.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3320, and continue the process.

Going ahead to step 10:
If we divide 3320 by 909, we get 3 and a remainder of 593.
The next digit of our result is 3. 
Result so far: 28440.23
The remainder is 593 after subtracting 2727 from 3320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5930, and continue the process.

Going ahead to step 11:
When dividing 5930 by 909, we get 6 with a remainder of 476.
Record the quotient 6 as the next digit in the result. 
Result so far: 28440.236
Deduct 5454 from 5930 and we're left with 476.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4760, and continue the process.

Moving on to step 12:
4760 divided by 909 is 5 with a remainder of 215.
Use 5 as the next digit of our solution. 
Result so far: 28440.2365
Subtract 4545 from 4760 to get 215.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2150, and continue the process.

Step 13:
The number 909 fits into 2150 2 times, leaving a remainder of 332.
Put 2 as the next digit of the answer. 
Result so far: 28440.23652
Deduct 1818 from 2150 and we're left with 332.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3320, and continue the process.

Step 14:
If we divide 3320 by 909, we get 3 and a remainder of 593.
Put 3 as the next digit of the answer. 
Result so far: 28440.236523
If we take 2727 away from 3320, we end up with 593.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5930, and continue the process.

Moving on to step 15:
5930 divided by 909 is 6 with a remainder of 476.
The next digit of our result is 6. 
Result so far: 28440.2365236
If we subtract 5454 from 5930, we get 476.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4760, and continue the process.

Going ahead to step 16:
4760 divided by 909 is 5 with a remainder of 215.
Record the quotient 5 as the next digit in the result. 
Result so far: 28440.23652365
The remainder is 215 after subtracting 4545 from 4760.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2150, and continue the process.

After the division, we end up with 28440.23652365 and a remainder of 2.15e-07.